What are Real Time Clocks ?
Parts in this category
Tap rows to select parts
Compare stocked parts across manufacturers and distributors, then add lines to your RFQ.
| Part & Mfr | Total Stock | Pricing & RFQ | Current | Date Format | Features | Interface | Memory Size | Mounting Type | Operating Temperature | Supplier Device Package | Time Format | Type | Voltage | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
STMicroelectronics
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
3mA @ 4.5V ~ 5.5V | YY-MM-DD-dd | Alarm, Leap Year, Watchdog Timer | Parallel | - | Surface Mount | 0°C ~ 70°C | 44-SOH | HH:MM:SS (24 hr) | Clock/Calendar | 4.5V ~ 5.5V | |
Intersil
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | - | - | - | - | - | - | - | - | - | |
NXP Semiconductors
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | - | - | - | - | - | - | - | - | - | |
BenchPro
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
1mA @ 4.5V ~ 5.5V | YY-MM-DD-dd | Alarm, Supervisor, Watchdog Timer | Parallel | - | Through Hole | 0°C ~ 70°C | 36-DIP Module (18.42x52.96) | HH:MM:SS:hh (24 hr) | Clock/Calendar | 4.5V ~ 5.5V | |
Analog Devices / Maxim Integrated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
4mA @ 5V | YY-MM-DD-dd | Leap Year, NVSRAM, Y2K | Parallel | 512KB | Through Hole | -40°C ~ 85°C | 32-EDIP | HH:MM:SS (24 hr) | Clock/Calendar | 4.5V ~ 5.5V | |
Diodes Incorporated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.65µA ~ 0.85µA @ 3V ~ 5V | YY-MM-DD-dd | Alarm, Leap Year, Square Wave Output | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C (TA) | 8-MSOP | HH:MM:SS (24 hr) | Clock/Calendar | 1.3V ~ 5.5V | |
Analog Devices / Maxim Integrated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
175µA @ 2.97V ~ 5.5V | YY-MM-DD-dd | Alarm, Leap Year, Square Wave Output, Trickle-Charger | 3-Wire Serial | - | Surface Mount | -40°C ~ 85°C (TA) | 10-uMAX | HH:MM:SS:hh (12/24 hr) | Clock/Calendar | 1.3V ~ 5.5V | |
Diodes Incorporated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.8µA @ 1.3V ~ 1.8V | YY-MM-DD-dd | Alarm, Leap Year, Square Wave Output | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C (TA) | 8-SOIC | HH:MM:SS (12/24 hr) | Clock/Calendar | 1.8V ~ 5.5V | |
Diodes Incorporated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.6µA ~ 0.7µA @ 3V ~ 5V | YY-MM-DD-dd | Alarm, Leap Year, Square Wave Output | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C | 8-SOIC | HH:MM:SS (12/24 hr) | Clock/Calendar | 1.35V ~ 5.5V | |
ROHM Semiconductor
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
1µA ~ 1.35µA @ 3V ~ 5.5V | YY-MM-DD-dd | Alarm, Leap Year | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C | 8-SOP-J | HH:MM:SS (12/24 hr) | Clock/Calendar | 1.8V ~ 5.5V | |
Diodes Incorporated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
25.3µA ~ 81µA @ 2V ~ 5V | YY-MM-DD-dd | Leap Year, NVSRAM, Square Wave Output, Trickle-Charger | 3-Wire Serial | 31B | Surface Mount | -40°C ~ 85°C (TA) | 8-MSOP | HH:MM:SS (12/24 hr) | Clock/Calendar | 1.2V ~ 5.5V | |
Diodes Incorporated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.8µA @ 1.2V ~ 1.8V | YY-MM-DD-dd | Alarm, Leap Year, Square Wave Output | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C (TA) | 8-MSOP | HH:MM:SS (12/24 hr) | Clock/Calendar | 1.8V ~ 5.5V | |
Diodes Incorporated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.8µA @ 1.3V ~ 1.8V | YY-MM-DD-dd | Alarm, Leap Year, Square Wave Output | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C | 8-TDFN (2x3) | HH:MM:SS (12/24 hr) | Clock/Calendar | 1.8V ~ 5.5V | |
Diodes Incorporated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.8µA @ 1.2V ~ 1.8V | YY-MM-DD-dd | Alarm, Leap Year, Square Wave Output | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C (TA) | 8-TDFN (2x3) | HH:MM:SS (12/24 hr) | Clock/Calendar | 1.8V ~ 5.5V | |
Diodes Incorporated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.8µA @ 1.3V ~ 1.8V | YY-MM-DD-dd | Alarm, Leap Year, Square Wave Output | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C (TA) | 8-SOIC | HH:MM:SS (12/24 hr) | Clock/Calendar | 1.8V ~ 5.5V | |
Diodes Incorporated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.85µA ~ 0.9µA @ 3V ~ 5V | YY-MM-DD-dd | Alarm, Leap Year, Square Wave Output | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C (TA) | 8-SOIC | HH:MM:SS (12/24 hr) | Clock/Calendar | 1.3V ~ 5.5V | |
Texas Instruments
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
1.5mA (Typ) @ 4.5 V ~ 5.5 V | YY-MM-DD-dd | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | Parallel | - | Surface Mount | 0°C ~ 70°C | 28-SOIC | HH:MM:SS (12/24 hr) | Clock/Calendar | 2.4V ~ 4V | |
Diodes Incorporated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
250µA @ 3V ~ 5.5V | YY-MM-DD | Alarm, Leap Year, Square Wave Output | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C (TA) | 8-MSOP | HH:MM:SS (12/24 hr) | Clock/Calendar | 1.3V ~ 3.7V | |
Diodes Incorporated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.8µA @ 1.2V ~ 1.8V | YY-MM-DD-dd | Alarm, Leap Year, Square Wave Output | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C (TA) | 8-TSSOP | HH:MM:SS (12/24 hr) | Clock/Calendar | 1.8V ~ 5.5V | |
Diodes Incorporated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
150µA @ 1.5V ~ 5.5V | YY-MM-DD | Leap Year, Square Wave Output, Y2K | I²C, 2-Wire Serial | 56B | Surface Mount | -40°C ~ 85°C (TA) | 8-SOIC | HH:MM:SS (24 hr) | Clock/Calendar | 2V ~ 3.5V | |
Epson
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
4µA @ 3V | YY-MM-DD | Alarm, Watchdog Timer | I²C | - | Surface Mount | -40°C ~ 85°C (TA) | 10-SMD | HH:MM:SS | Clock/Calendar | 1.1V ~ 5.5V | |
Diodes Incorporated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.65µA ~ 0.85µA @ 3V ~ 5V | YY-MM-DD-dd | Alarm, Leap Year, Square Wave Output | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C (TA) | 8-TDFN (2x3) | HH:MM:SS (24 hr) | Clock/Calendar | 1.3V ~ 5.5V | |
Analog Devices / Maxim Integrated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
270µA @ 4.5V ~ 5.5V | YY-MM-DD-dd | EEPROM, Leap Year, Supervisor, Trickle-Charger, Watchdog Timer | I²C, 2-Wire Serial | 512B | Surface Mount | -40°C ~ 85°C | 8-SOIC | HH:MM:SS:hh (12/24 hr) | Clock/Calendar | 1.3V ~ 5.5V | |
Diodes Incorporated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
150µA @ 1.5V ~ 5.5V | YY-MM-DD | Leap Year, Square Wave Output, Y2K | I²C, 2-Wire Serial | 56B | Surface Mount | -40°C ~ 85°C (TA) | 8-TDFN (2x3) | HH:MM:SS (24 hr) | Clock/Calendar | 2V ~ 3.5V | |
Micro Crystal AG
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
210nA @ 3V | YY-MM-DD-dd | Alarm, Battery Switch, Clock Output Hz-MHz, Event Input, Temperature Alarm, Timer, Trickle Charge with Charge Pump | I²C, 2-Wire Serial | 16B, 32B | Surface Mount | -40°C ~ 105°C (TA) | 8-SON (3.2x1.5) | HH:MM:SS:100th (24 hr) | Clock/Calendar | 1.3V ~ 5.5V | |
Nisshinbo Micro Devices
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | - | - | - | - | - | - | - | - | - | |
Micro Crystal AG
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.24µA @ 3V | YY-MM-DD-dd | Alarm, Leap Year, Programmable Clock Output, RAM, Timer | SPI, 3-Wire Serial | 1B | Surface Mount | -40°C ~ 85°C (TA) | 8-SON (3.2x1.5) | HH:MM:SS (12/24 hr) | Clock/Calendar | 0.9V ~ 5.5V | |
ABLIC Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.93µA ~ 1.1µA @ 3V ~ 5V | YY-MM-DD-dd | Alarm, Leap Year | 3-Wire Serial | - | Surface Mount | -40°C ~ 85°C | 8-TSSOP | HH:MM:SS (12/24 hr) | Clock/Calendar | 1.3V ~ 5.5V | |
Micro Crystal AG
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.24µA @ 3V | YY-MM-DD-dd | Alarm, Leap Year, Programmable Clock Output, RAM, Timer | I²C, 2-Wire Serial | 1B | Surface Mount | -40°C ~ 85°C (TA) | 8-SON (3.2x1.5) | HH:MM:SS (12/24 hr) | Clock/Calendar | 0.9V ~ 5.5V | |
ABLIC Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
14µA ~ 30µA @ 3V ~ 5V | YY-MM-DD-dd | Alarm, Leap Year | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C | SNT-8A | HH:MM:SS (12/24 hr) | Clock/Calendar | 1.3V ~ 5.5V | |
Analog Devices / Maxim Integrated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
125µA @ 2.7V ~ 3.3V | YY-MM-DD-dd | Alarm, Leap Year, Square Wave Output, Trickle-Charger | 3-Wire Serial | - | Surface Mount | -40°C ~ 85°C (TA) | 10-uMAX | HH:MM:SS:hh (12/24 hr) | Clock/Calendar | 1.3V ~ 3.7V | |
Nisshinbo Micro Devices
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | - | - | - | - | - | - | - | - | - | |
Elantec Semiconductor Inc
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.65µA @ 1.8V | YY-MM-DD-dd | Leap Year | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C | 8-SOIC | HH:MM:SS (24 hr) | Clock/Calendar | 1.8V ~ 3.6V | |
Diodes Incorporated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.65µA ~ 0.85µA @ 3V ~ 5V | YY-MM-DD-dd | Alarm, Leap Year, Square Wave Output | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C (TA) | 8-SOIC | HH:MM:SS (24 hr) | Clock/Calendar | 1.3V ~ 5.5V | |
Diodes Incorporated
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
150µA @ 1.5V ~ 5.5V | YY-MM-DD | Leap Year, Square Wave Output, Y2K | I²C, 2-Wire Serial | 56B | Surface Mount | -40°C ~ 85°C (TA) | 8-SOIC | HH:MM:SS (24 hr) | Clock/Calendar | 2V ~ 3.5V | |
Nisshinbo Micro Devices
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | - | - | - | Surface Mount | - | QFN023023-16 | - | - | - | |
STMicroelectronics
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
3mA @ 4.5V ~ 5.5V | YY-MM-DD-dd | Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K | Parallel | - | Surface Mount | 0°C ~ 70°C | 44-SOH | HH:MM:SS (24 hr) | Clock/Calendar | 3V | |
Nisshinbo Micro Devices
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | - | - | - | Surface Mount | - | QFN023023-16 | - | - | - | |
Nisshinbo Micro Devices
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | - | - | - | - | - | - | - | - | - | |
Nisshinbo Micro Devices
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | - | - | - | - | - | - | - | - | - | |
Intersil
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.65µA @ 1.8V | YY-MM-DD-dd | Leap Year | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C | 8-SOIC | HH:MM:SS (24 hr) | Clock/Calendar | 1.8V ~ 3.6V | |
Nisshinbo Micro Devices
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.9µA ~ 2µA @ 3V ~ 6V | YY-MM-DD-dd | Alarm, Leap Year | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C | 8-SSOP | HH:MM:SS (12/24 hr) | Clock/Calendar | 1.7V ~ 6V | |
Intersil
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.65µA @ 1.8V | YY-MM-DD-dd | Alarm, Leap Year | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C | 8-µTDFN (2x2) | HH:MM:SS (12/24 hr) | Clock/Calendar | 1.8V ~ 3.6V | |
Epson
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
3µA @ 3V | YY-MM-DD | Alarm | I²C | - | Surface Mount | -40°C ~ 85°C (TA) | 10-SMD | HH:MM:SS | Clock/Calendar | 1.1V ~ 5.5V | |
Epson
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
1.5µA ~ 1.6µA @ 3V ~ 5V | - | Alarm | I²C | - | Surface Mount | -40°C ~ 105°C | 10-SMD | - | Clock/Calendar | 1.6V ~ 5.5V | |
Nisshinbo Micro Devices
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | - | - | - | - | - | - | - | - | - | |
Elantec Semiconductor Inc
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.65µA @ 1.8V | YY-MM-DD-dd | Alarm, Leap Year | I²C | - | Surface Mount | -40°C ~ 85°C | 8-µTDFN (2x2) | HH:MM:SS (12/24 hr) | Clock/Calendar | 1.8V ~ 3.6V | |
Intersil
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.65µA @ 1.8V | YY-MM-DD-dd | Alarm, Leap Year | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C | 8-µTDFN (2x2) | HH:MM:SS (12/24 hr) | Clock/Calendar | 1.8V ~ 3.6V | |
Epson
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.7µA ~ 0.8µA @ 3V ~ 5V | YY-MM-DD-dd | Alarm, Y2K | I²C, 2-Wire Serial | - | Surface Mount | -40°C ~ 85°C | 22-SON | HH:MM:SS | Clock/Calendar | 1.8V ~ 5.5V | |
Intersil
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
18µA @ 5.5V | YY-MM-DD-dd | Alarm, Daylight Savings, SRAM | I²C, 2-Wire Serial | 128B | Surface Mount | -40°C ~ 85°C | 8-SOIC | HH:MM:SS:hh (12/24 hr) | Clock/Calendar | 2.7V ~ 5.5V |